[semver:patch] Push to main instead of master (#21)

Author: levent

src/commands/deploy-via-git.yml

@@ -55,9 +55,9 @@ steps:
         heroku_url="https://heroku:$<< parameters.api-key >>@git.heroku.com/<< parameters.app-name >>.git"
 
         if [ -n "<< parameters.branch >>" ]; then
-          git push $force $heroku_url << parameters.branch >>:master
+          git push $force $heroku_url << parameters.branch >>:main
         elif [ -n "<< parameters.tag >>" ]; then
-          git push $force $heroku_url << parameters.tag >>^{}:master
+          git push $force $heroku_url << parameters.tag >>^{}:main
         else
           echo "No branch or tag found."
           exit 1